DE68921785T2 - Chrominance and luminance separation apparatus and television receiver incorporating such apparatus. - Google Patents
Chrominance and luminance separation apparatus and television receiver incorporating such apparatus.Info
- Publication number
- DE68921785T2 DE68921785T2 DE1989621785 DE68921785T DE68921785T2 DE 68921785 T2 DE68921785 T2 DE 68921785T2 DE 1989621785 DE1989621785 DE 1989621785 DE 68921785 T DE68921785 T DE 68921785T DE 68921785 T2 DE68921785 T2 DE 68921785T2
- Authority
- DE
- Germany
- Prior art keywords
- chrominance
- television receiver
- receiver incorporating
- luminance separation
- separation apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
- H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8805792A FR2630874B1 (en) | 1988-04-29 | 1988-04-29 | CHROMINANCE AND LUMINANCE SEPARATION DEVICE AND TELEVISION RECEIVER COMPRISING SUCH A DEVICE |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68921785D1 DE68921785D1 (en) | 1995-04-27 |
DE68921785T2 true DE68921785T2 (en) | 1995-10-05 |
Family
ID=9365854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1989621785 Expired - Fee Related DE68921785T2 (en) | 1988-04-29 | 1989-04-25 | Chrominance and luminance separation apparatus and television receiver incorporating such apparatus. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0340098B1 (en) |
DE (1) | DE68921785T2 (en) |
ES (1) | ES2071670T3 (en) |
FR (1) | FR2630874B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9703143D0 (en) * | 1997-02-14 | 1997-04-02 | Vistek Electronics | An improved method of luminance and chrominance separation for video signals |
GB2328339B (en) * | 1997-02-14 | 2001-08-08 | Vistek Electronics Ltd | Video signal luminance and chrominance separation |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2810697A1 (en) * | 1978-03-11 | 1979-09-20 | Bosch Gmbh Robert | PROCESS FOR SEPARATING THE COLOR SIGNAL FROM THE LUMINOUS SIGNAL IN THE CASE OF COLOR TELEVISION SIGNALS WITH SQUARE MODULATED COLOR AUXILIARY CARRIERS |
JPS5925491A (en) * | 1983-07-02 | 1984-02-09 | Hitachi Ltd | Yc separating circuit of pal signal |
US4727415A (en) * | 1984-10-05 | 1988-02-23 | Mitsubishi Denki Kabushiki Kaisha | Variable direction filter for separation of luminance and chrominance signals |
FR2595896B1 (en) * | 1986-03-17 | 1988-05-13 | France Etat | DEVICE FOR DIGITAL DECODING OF TELEVISION SIGNALS WITH ADAPTIVE LUMINANCE AND CHROMINANCE SEPARATION MEANS |
JP2506669B2 (en) * | 1986-07-08 | 1996-06-12 | 松下電器産業株式会社 | PAL luminance signal color signal separation device |
-
1988
- 1988-04-29 FR FR8805792A patent/FR2630874B1/en not_active Expired - Fee Related
-
1989
- 1989-04-25 ES ES89401171T patent/ES2071670T3/en not_active Expired - Lifetime
- 1989-04-25 DE DE1989621785 patent/DE68921785T2/en not_active Expired - Fee Related
- 1989-04-25 EP EP19890401171 patent/EP0340098B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2071670T3 (en) | 1995-07-01 |
FR2630874A1 (en) | 1989-11-03 |
FR2630874B1 (en) | 1994-06-10 |
EP0340098B1 (en) | 1995-03-22 |
DE68921785D1 (en) | 1995-04-27 |
EP0340098A1 (en) | 1989-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |